Home / 125,094.47-187,661.15-42,007.91

Finding the Fourth Proportional to 125,094.47, 187,661.15 and 42,007.91

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Solution

The fourth proportional to 125,094.47, 187,661.15 and 42,007.91 is: 63,018.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,094.47 : 187,661.15 = 42,007.91 : x
  2. Step 2: Convert to fraction form
    125,094.47/187,661.15 = 42,007.91/x
  3. Step 3: Cross multiply
    125,094.47x = 187,661.15 × 42,007.91
  4. Step 4: Simplify right side
    125,094.47x = 7,883,252,255.08
  5. Step 5: Solve for x
    x = 7,883,252,255.08/125,094.47
  6. Step 6: Final answer
    x = 63,018.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.